<?php
/**
 * Zend Framework
 * LICENSE
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 * @category Zend
 * @package Zend_Filter
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 * @version $Id: SeparatorToCamelCase.php 24593 2012-01-05 20:35:02Z matthew $
 */
/**
 *
 * @see Zend_Filter_PregReplace
 */
require_once 'Zend/Filter/Word/Separator/Abstract.php';

/**
 *
 * @category Zend
 * @package Zend_Filter
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 */
class Zend_Filter_Word_SeparatorToCamelCase extends Zend_Filter_Word_Separator_Abstract {

    public function filter ($value) {
        // a unicode safe way of converting characters to \x00\x00 notation
        $pregQuotedSeparator = preg_quote ($this -> _separator, '#');
        if (self::isUnicodeSupportEnabled ()) {
            parent::setMatchPattern (array('#(' . $pregQuotedSeparator . ')(\p{L}{1})#e', '#(^\p{Ll}{1})#e'));
            parent::setReplacement (array("strtoupper('\\2')", "strtoupper('\\1')"));
        } else {
            parent::setMatchPattern (array('#(' . $pregQuotedSeparator . ')([A-Za-z]{1})#e', '#(^[A-Za-z]{1})#e'));
            parent::setReplacement (array("strtoupper('\\2')", "strtoupper('\\1')"));
        }
        return parent::filter ($value);
    }

}
